Watch List notes:

Marcus Aurelius. As Caesar, AD 139-161. AR Denarius (18mm, 3.23 g, 12h). Rome mint. Struck under Antoninus Pius, AD 147-148. Bareheaded bust right, slight drapery / Minerva standing right, holding spear and shield set on ground to right. RIC III 438b (Pius); RSC 608a. VF.